Established in 2011, Elephant Group is a comprehensive high-tech enterprises engaged in design,manufacture, leasing and trading of construction machinery,material handling equipment, air temperature and humidity adjustment machines, air pollution control equipment. It’s head office located in Hangzhou China, a beautiful city known as Silicon Paradise, it has special subsidiaries like Shanghai Bilan Industrial Co,Ltd. Yunao Environmental Protection Science and Technology Co,Ltd. Hangzhou Dover Environmental Equipment Co.,Ltd. Zhejiang Isuao Envirotech Co.,Ltd.etc.